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  1. Tajo
  2. TAJO-1254

Fix getProgress race conditions in Query

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.9.0
    • Fix Version/s: 0.10.0
    • Component/s: QueryMaster
    • Labels:
      None

      Description

      org.apache.tajo.engine.query.TestJoinQuery.testLeftOuterJoinWithEmptyTable4(TestJoinQuery.java:400)
      Caused by: org.apache.tajo.rpc.TajoServiceException: java.util.ConcurrentModificationException
      	at org.apache.tajo.rpc.BlockingRpcClient.makeTajoServiceException(BlockingRpcClient.java:171)
      	at org.apache.tajo.rpc.BlockingRpcClient.access$400(BlockingRpcClient.java:42)
      	at org.apache.tajo.rpc.BlockingRpcClient$ClientChannelUpstreamHandler.messageReceived(BlockingRpcClient.java:191)
      	at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
      	at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
      	at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
      	at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:296)
      	at org.jboss.netty.handler.codec.oneone.OneToOneDecoder.handleUpstream(OneToOneDecoder.java:70)
      	at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
      	at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
      	at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:296)
      	at org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:462)
      	at org.jboss.netty.handler.codec.frame.FrameDecoder.callDecode(FrameDecoder.java:443)
      	at org.jboss.netty.handler.codec.frame.FrameDecoder.messageReceived(FrameDecoder.java:310)
      	at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
      	at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
      	at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559)
      	at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:268)
      	at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:255)
      	at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:88)
      	at org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:109)
      	at org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:312)
      	at org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:90)
      	at org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:178)
      	at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108)
      	at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:42)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:701)
      Caused by: com.google.protobuf.ServiceException: java.util.ConcurrentModificationException
      	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:810)
      	at java.util.HashMap$ValueIterator.next(HashMap.java:839)
      	at java.util.AbstractCollection.toArray(AbstractCollection.java:141)
      	at java.util.ArrayList.addAll(ArrayList.java:497)
      	at org.apache.tajo.master.querymaster.Query.getProgress(Query.java:242)
      

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            • Assignee:
              jhkim Jinho Kim
              Reporter:
              jhkim Jinho Kim
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              Dates

              • Created:
                Updated:
                Resolved: